63661275

素因数分解:

$3^3\times 5^2\times {\mathrm{37}}^1\times {\mathrm{2549}}^1$

素因数の和:2605

約数の個数: 48

約数和(自身を含む): 120156000

約数和(自身を除く): 56494725

約数列:

[1, 3, 5, 9, 15, 25, 27, 37, 45, 75, 111, 135, 185, 225, 333, 555, 675, 925, 999, 1665, 2549, 2775, 4995, 7647, 8325, 12745, 22941, 24975, 38235, 63725, 68823, 94313, 114705, 191175, 282939, 344115, 471565, 573525, 848817, 1414695, 1720575, 2357825, 2546451, 4244085, 7073475, 12732255, 21220425, 63661275]

約数ペア:

[(1, 63661275), (3, 21220425), (5, 12732255), (9, 7073475), (15, 4244085), (25, 2546451), (27, 2357825), (37, 1720575), (45, 1414695), (75, 848817), (111, 573525), (135, 471565), (185, 344115), (225, 282939), (333, 191175), (555, 114705), (675, 94313), (925, 68823), (999, 63725), (1665, 38235), (2549, 24975), (2775, 22941), (4995, 12745), (7647, 8325)]